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28
29/****************************************************************************
30 *   Author:  Juergen Pfeifer, 1995,1997                                    *
31 ****************************************************************************/
32
33/***************************************************************************
34* Module m_spacing                                                         *
35* Routines to handle spacing between entries                               *
36***************************************************************************/
37
38#include "menu.priv.h"
39
40MODULE_ID("$Id: m_spacing.c,v 1.17 2004/12/11 23:29:34 tom Exp $")
41
42#define MAX_SPC_DESC ((TABSIZE) ? (TABSIZE) : 8)
43#define MAX_SPC_COLS ((TABSIZE) ? (TABSIZE) : 8)
44#define MAX_SPC_ROWS (3)
45
46/*---------------------------------------------------------------------------
47|   Facility      :  libnmenu
48|   Function      :  int set_menu_spacing(MENU *menu,int desc, int r, int c);
49|
50|   Description   :  Set the spacing between entries
51|
52|   Return Values :  E_OK                 - on success
53+--------------------------------------------------------------------------*/
54NCURSES_EXPORT(int)
55set_menu_spacing(MENU * menu, int s_desc, int s_row, int s_col)
56{
57  MENU *m;			/* split for ATAC workaround */
58
59  T((T_CALLED("set_menu_spacing(%p,%d,%d,%d)"), menu, s_desc, s_row, s_col));
60
61  m = Normalize_Menu(menu);
62
63  assert(m);
64  if (m->status & _POSTED)
65    RETURN(E_POSTED);
66
67  if (((s_desc < 0) || (s_desc > MAX_SPC_DESC)) ||
68      ((s_row < 0) || (s_row > MAX_SPC_ROWS)) ||
69      ((s_col < 0) || (s_col > MAX_SPC_COLS)))
70    RETURN(E_BAD_ARGUMENT);
71
72  m->spc_desc = s_desc ? s_desc : 1;
73  m->spc_rows = s_row ? s_row : 1;
74  m->spc_cols = s_col ? s_col : 1;
75  _nc_Calculate_Item_Length_and_Width(m);
76
77  RETURN(E_OK);
78}
79
80/*---------------------------------------------------------------------------
81|   Facility      :  libnmenu
82|   Function      :  int menu_spacing (const MENU *,int *,int *,int *);
83|
84|   Description   :  Retrieve info about spacing between the entries
85|
86|   Return Values :  E_OK             - on success
87+--------------------------------------------------------------------------*/
88NCURSES_EXPORT(int)
89menu_spacing(const MENU * menu, int *s_desc, int *s_row, int *s_col)
90{
91  const MENU *m;		/* split for ATAC workaround */
92
93  T((T_CALLED("menu_spacing(%p,%p,%p,%p)"), menu, s_desc, s_row, s_col));
94
95  m = Normalize_Menu(menu);
96
97  assert(m);
98  if (s_desc)
99    *s_desc = m->spc_desc;
100  if (s_row)
101    *s_row = m->spc_rows;
102  if (s_col)
103    *s_col = m->spc_cols;
104
105  RETURN(E_OK);
106}
107
108/* m_spacing.c ends here */
109